Ctjrbent-wheel



wheel. v i i. e

i The nature of my invention consists in u making` the head or hub to which the blades e or paddles are secured, movable on the shaft e hof thewheel for graduating its position in i the water and for furnishing a simple and i and use `my scribe it.`

" UNITEDsTATEs PATENT oEEIoE.

` wILLIAM s. SMITH, `E CEDAR RAPIDS, IowA.

CURRENT-WHEEL.

`Specification of Letters Patent No. 12,606, dated March 27, 1855.

To` all ankam t may concern yBe it' known that I,WILLIAM S. SMITH,

of Cedar Rapids, in the county of Linn and `State of Iowa, have invented a new and use` 1 fulEImprovementin Current-Wheels; and I do hereby declare that thefollowing is a full, clear,and exact description of the con- `"struction and operationof the same, referfence being "hady to the"` annexed drawing, forming part of this specification, in Which#- j e Figure l is an elevation of the wheel and gshaft. Fig?J is a1 top `View of wheel and shaft. Fig. 3 is a crosssection of paddle, on mlinem Similar characters of reference inthe yseveral iigures denote the same part` of the convenient Inode of stopping its rotation.

To enable othersskilled in the art tomake invention `I will proceed to de- In the drawing@ is the head composed of I `two parts unitedby bolts Inthe lower portion of `the'head or hub as, the blades or p IlBSlSeS.

paddles c are secured, strengthened by braces d running from the upper portion of the hub. This head or hub a is movable on the shaft S so as to be capable of elevation by lever attached to it.

` `The shaft S inclines outward from the bank so as to bring the paddles nearly horizontal when they reach the water; the depth to which they are `permitted to descend being regulated by means of the sliding hub a: the hub being maintained at any desired position on the shaft by a pin or bolt 'fm inserted through the shaft and under `the hub. If it be desired to stop the rotation of e the wheel, power is applied to the lever connected with the hub and the wheel lifted from the water.

What I claim as my invention and desire WILLIAM s. sMITH.

Witnesses:

W. W. I-IIGLEY, FREEMAN SMITH. 

